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Kustom Checkout for WooCommerce
As Klarna Checkout transitions to Kustom Checkout, please note that parts of this documentation are still being updated. You may come across references to Klarna, outdated screenshots, or broken links.
We’re working continuously to revise all content, and we appreciate your patience during this process.
Here you will find documentation on Kustom Checkout for WooCommerce.
English: use the support form on krokedil.com to get help.
Svenska: använd supportformuläret på krokedil.se för att få hjälp.
Helpful information before you contact us can be found in the How to prepare a support ticket article.
Please note that all questions regarding a certain purchase and/or account related issues are to be directed at the Kustom Merchant Support.
Krokedil only answer technical questions or questions regarding the configuration.
Technical information
Plugin data
Plugin version: 2.16.1
Last updated: 3 November, 2025
Tested with
WordPress version: 6.8.3
WooCommerce version: 10.3.4
Requires at least
WordPress version: 5.0
WooCommerce version: 5.6.0
PHP version: 7.4
Plugin changelog
- Fix - Fixed a fatal error that could occur when editing certain admin pages (e.g., Widgets) if the WooCommerce checkout block was enabled.
- Fix - Fixed an issue where "Kustom Checkout is not available" was shown when paying for guest orders with shipping enabled in the iframe on the Pay for order page.
- Fix - Fixed an issue where the ‘kco_wc_api_request_args’ filter was not applied when an upsell was added to the order.
- Feature - Added support for the WooCommerce checkout block.
- Feature - Added a gift card package integration for improved compatibility with multiple WooCommerce gift card plugins.
- Fix - Fixed a PHP warning that could occur when processing error responses during order updates.
- Fix - Removed unused code for better maintainability.